Objects in the image:
category: traffic light
category: motorcycle
category: car
category: person
category: traffic light
category: traffic light
category: car
category: bicycle
category: person
category: motorcycle
category: traffic light
category: person
category: car
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: No
q: is it bike?
a: No
q: is it car?
a: No
q: is it something on bike?
a: No
q: is it something person wearing?
a: No
q: traffic signal?
a: Yes
q: the arrows?
a: Yes